The lingering effects of El Niño are still being felt in the U.S. The deluge of rains that fell across the mid-south, southeast and eastern U.S. are a reminder of that. However, one agricultural ...

NOAA is to start using a new index, known as 'RONI,' to classify El Niño and La Niña events.

The NOAA Climate Prediction Center announced an end to the El Niño climate phenomenon on Thursday, and predicted that La Niña could start as early as next month. By Austyn Gaffney El Niño, the natural ...

After years locked in a La Niña pattern, the Pacific is flipping. Major global climate models are now signaling a rapid ...

Rules for classifying the two patterns recently changed.

The current El Niño is now one of the strongest on record, new data shows, catapulting it into rare “super El Niño” territory, but forecasters believe that La Niña is likely to develop in the coming ...

The large-scale Pacific Ocean climate patterns that help steer weather patterns around the globe are shifting yet again.

El Niño and La Niña significantly impact Earth's weather patterns. We explore the events in more detail here and take a look at how they impact Earth's weather. When you purchase through links on our ...

CLEVELAND — Hundreds of years ago, fishermen casting their nets off the coast of Peru and Ecuador noticed something unusual. Every few years, the ocean water in their usually productive fishing ...

Nearly 100 million people in the U.S. will face triple-digit temperatures by the end of the week as a massive heat wave moves across the southwestern U.S. Reoccurring weather phenomena are playing a ...